PT - JOURNAL ARTICLE AU - Benjamin Clayton TI - Response AID - 10.7861/clinmedicine.19-1-90a DP - 2019 Jan 01 TA - Clinical Medicine PG - 90--90 VI - 19 IP - 1 4099 - http://www.rcpjournals.org/content/19/1/90.2.short 4100 - http://www.rcpjournals.org/content/19/1/90.2.full SO - Clin Med2019 Jan 01; 19